Gas and liquid separator for oil wells



Jan. 13, 1931. c. DUGGAN GAS AND LIQUIDSEPARATOR FOR OIL WELLS FiledJuly 23l 1926 77 C Eiga I .am El.. Il

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15,0; wherein a bodylofr water is adapted to Patented Jan. 13, 1931 l,aisee.;

'e Lao ciiiLfDiE DUGGAN, or SEDAN, Kansas; PEARL 'Duse-AirADilIIISTRATRIXLo'r .SAID- A@LEO c.DUeGAN,DncEAsED if j Gas Aim LIQUIDsnraitafroaroii oir. Warnsy i Application flied July 23,' 192s. 'serialNoQiaitzc. y I

` This invention relates to improvements vin separators for ventingpagas from a liquid.

' purpose of segregating v.and releasing The primary object of thisinvention is the provision of-an .improvedliquid and gas separatordevice preferably adapted for use in connection withoil well operation,for the water from a ilowingibody. of gas.

Aiurther object o-tliis invention is the' provision ofanimproved,separatingappara-l tusV adapted lfor use in connectionV withthe Y release'of water fromgascinbodying an improved'valve ventingarrangement ,to permit A urtlier objectoi this invention istheprovisionof a compact separating apparatus of illustration is shown onlya preferred eml shaped receptacle portion 10, providing aV Y ing-body ofgas.

c, separator.V Figure 2 is alongitudinal sectional view substantiallythe drip vor flow lof waterpfroin the as. it exits from thefwell.

embodying novel vgas venting meansand a novel iioatoperated valveconstruction for automatically releasing water'irom a flow:-l

.Other obj ects ,and

part ofthis specificatiom'and wherein simie lar reference characters 'idesignate corresponding parts throughout the several views,

' Figure 1 is a side elevation of the improved taken through theimproved water drip'or. separating device; v

Figures 3 anda are sectional views taken. on their respective lines inFigures l and 2 of the,drawing.

In the drawing, wherein forthepurpose bodiinent of this. invention; theletter A may generally designate the improved separator,

which may comprise ya housingor casing construction B,Wlierein a liquidvent or'release valve C is ni'ounted'inautomaticallyoperated relation bynovel fioatiiieansrD. 1 i

saine preferably comprises ahorizontally dis-V posed relatively sliortliollowj cylindrical horizontally elongated compartment' "1l y p Y t d ly tion B is provided 'witha,verticallydisposedkk advantages, of' this.in vention ywill be .apparent during the coursel of the followingdetailed descriptionL settle.v I 1is provided withw bot- 'I l tom,-openingx 14, intermediate ,its ends, through which the water isadapted'to be released by vthe valve .mechanism C which Willbesiibseq'uentlydisclosedV ,In a sidewalloi the body receptacle portion1,0, VtheVV saine 1,is

aperturedjatl', through which l al conduit 1G" i 1,4 l inlets; theconduit 16l being adaptedjto con-1 Vey theinitial body' o'ffga'slfromthewell v.;

tliewaterfiwill belmaintained infaiturbulent i condition, to preventsettlementsof 'deposits and stickingfoi the Yvalveparte.'y Tg. Y At oneend thereofthe housing'lconstrucgas receptaclev ortube 20,'which atthe'lower end thereof isv welded-51621 atfan' angle 'oi A 45,0 toeneend-of the bodyf10, in such relation Y that `theV passageway Yorcompartment 23 through the tube forfjbarrel 20 communieates'- withonefend of the receptacle ll, so that the water may risejfromthecompartment llfor i a short distance upwardly into the comparteM ment23,;s`eeking cits level, and 'sojthat' the gas may fvent throughthe bodyofvsettledgwater above theliquid level in the tube the'ver-y tical tube20V being of vvconsiderable height.

At its,y upper endthe `tube20jor barrel is' pro- Avided withiafweldedconicall shaped top wall 25,' which is closed, and immediatelybelow' the wall 25 a tubularvnipple 26;*iswelde`d in place, having apassageway'27 through which tlie'lga's vents and outlets Vinto a conduit29 'i whichconveys the gas in its dry'condition, to anysuitablelocation., l i` Further referring to the housing constructionfB, the.saine includes .a vertically dis-v which is preferably smalleriinjdiameter and shorter than the `gasriser portion 20,' 'and Y which'isconnected on the top oi the receptacle portionf'lO, intermediate theends thereof, in slightly spaced 4but parallel frelation reihe barrelportion ,204i naamgeving;

rangement of parts may be made tothe forni lower elevation in thereceptacle l0, entering the compartment llthereof'. The water collectsin the compartment ll and rises to a predetermined level within thecompartments '23 and 87 of the tubes or vertical receptacle .portionsQO'and 35 respectively, and at vwhich time tlie-ioat D' will be buoyedup to open the needle valve 7() and release the. water in a thin steamor drip through the passageway 89. The gas passes into tliecompartnient23vboth directly from the compartment ll and from" the ioatconipartinent37 through the nipple or connection eiland tliedry gas is releasedVthrough -h'e conduit 29 at the top of the verot' invention herein shownand described, -Without departing from the spirit ofthe same Y or thescope ot the claims. l claim: l. A liquid separatoreornprising a ver-vtical water and gas receiving cylinder closed at itsupper end and with adry gas outlet adjacent thereto and Vhaving a horizontal receptacleopening into its lower end into Y which waterniay settle, saidreceptacle havf ing a bottom outlet opening intermediatel its ends, agas inlet opening into the receptacle above said outlet opening foradmitting gas from a well directly into the body of water for sustainingthe water ina turbulent state,

a gas tube rising from the receptacleadjacent the cylinder and connectedthereto intermev diate the ends of both the cylinder and tube y andabove the water level ofthe' saine for venting gas from the tubeA to theupper por-v tion of the cylinder', said tube having a closed top, alever pivotally mounted at one end in the receptacle adjacent thecylinder, and terininating at Vits free end beneath the tube, a

float pivoted to the free end of t-he lever and extending upwardly inthe tube and open atits upper end near the top of the'tube, andy a valvecarried by the lever over said outletin the receptacle to control theoutflow of water from the receptacle.

2. A liquid separator, coinpi'isinga vertical water and gas receivingcylinder closed at its upper vend and with a dry gas Voutlet adjacentthereto and having a horizontal receptacle opening into its 'lower endinto which water may settle, said receptacle liaving a bottomvoutlet'opening intermediate its ends, a gas inlet opening into thereceptacle abovesaid outlet opening for admitting gas from a welldirectly into the body of'water Yfor sustaining the water in a turbulentstate, a gas tube rising from the receptacle adjacent the cylinder andconnected thereto intermediate the ends of both the cylinder and v tubeand above thewa'ter level of the same for venting gas from the tubetothe upper portion of the cylinder, said tube lia-ving a closed top, alever pivotally mounted atgone end in the receptacle adjacent thecylinder,

and terminating atits free end beneath the tube, a float pivoted to tliefree end oi' the lever and extending upwardlyin the tube and open atitsupper end nearv the top ot the tube, and a valve carried `by thelever over saidoutlet in the receptacle to control the outiiow of .waterfrom the recepta'cle,vsaid receptacle being` ot cylindricalVconstruction and having an internally 'threaded tubular nippledepending from the. outletopening, a hollow supporting screw threadedinthe nipple, a bushingthreadedin the screw, a valve Vseat threaded inthe bushing for receiving a5A I said valve thereon, said valve'seatbeing lta- Y Vpered downwardly for proportionately re- K Istricting theout flow proportionately to the riseV and fall of the float, and ahollowguide rod mounted in the top ofthe gas tube and extending into theioatandjopening .at its lower end into the float and at its vupper endopening to the atmosphere.

:rino o. DUGGAN-- iiaon 'i

